Home / 19,271.08-28,871.25-16,170.94

Finding the Fourth Proportional to 19,271.08, 28,871.25 and 16,170.94

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Solution

The fourth proportional to 19,271.08, 28,871.25 and 16,170.94 is: 24,226.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.08 : 28,871.25 = 16,170.94 : x
  2. Step 2: Convert to fraction form
    19,271.08/28,871.25 = 16,170.94/x
  3. Step 3: Cross multiply
    19,271.08x = 28,871.25 × 16,170.94
  4. Step 4: Simplify right side
    19,271.08x = 466,875,251.48
  5. Step 5: Solve for x
    x = 466,875,251.48/19,271.08
  6. Step 6: Final answer
    x = 24,226.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.